<template>
  <el-form label-width="100px">
    <el-form-item label="SKU名称">
      <el-input placeholder="SKU名称" v-model="skuParams.skuName"></el-input>
    </el-form-item>
    <el-form-item label="价格(元)">
      <el-input
        placeholder="价格(元)"
        type="number"
        v-model="skuParams.price"
      ></el-input>
    </el-form-item>
    <el-form-item label="重量(g)">
      <el-input
        placeholder="重量(g)"
        type="number"
        v-model="skuParams.weight"
      ></el-input>
    </el-form-item>
    <el-form-item label="SKU描述">
      <el-input
        placeholder="SKU描述"
        type="textarea"
        v-model="skuParams.skuDesc"
      ></el-input>
    </el-form-item>
    <el-form-item label="平台属性">
      <el-form :inline="true">
        <el-form-item
          v-for="item in attrArr"
          :key="item.id"
          :label="item.attrName"
        >
          <el-select v-model="item.attrIdAndValueId">
            <el-option
              :value="`${item.id}: ${attrValue.id}`"
              v-for="attrValue in item.attrValueList"
              :key="attrValue.id"
              :label="attrValue.valueName"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
    </el-form-item>
    <el-form-item label="销售属性">
      <el-form :inline="true">
        <el-form-item
          v-for="item in saleAttr"
          :key="item.id"
          :label="item.saleAttrName"
        >
          <el-select v-model="item.saleIdAndValueId">
            <el-option
              :value="`${item.id}: ${saleAttrValue.id}`"
              v-for="saleAttrValue in item.spuSaleAttrValueList"
              :key="saleAttrValue.id"
              :label="saleAttrValue.saleAttrValueName"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
    </el-form-item>
    <el-form-item label="图片名称">
      <el-table :data="imgArr" border ref="table">
        <el-table-column
          type="selection"
          width="80px"
          align="center"
        ></el-table-column>
        <el-table-column label="图片">
          <template #default="{ row }">
            <img :src="row.imgUrl" alt="" style="width: 100px; height: 100px" />
          </template>
        </el-table-column>
        <el-table-column label="名称" prop="imgName"></el-table-column>
        <el-table-column label="操作">
          <template #default="{ row }">
            <el-button type="primary" @click="handle(row)">设置默认</el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-form-item>
    <el-form-item>
      <el-button type="primary" @click="save">保存</el-button>
      <el-button type="default" @click="cancel">取消</el-button>
    </el-form-item>
  </el-form>
</template>

<script setup lang="ts">
import { ref } from 'vue'
import { reqAttr } from '@/api/product/attr'
import {
  reqSpuImageList,
  reqSpuHasSaleAttr,
  reqAddSku,
} from '@/api/product/spu'
import { SkuData } from '@/api/product/spu/type'

// 自定义事件的方法
const emit = defineEmits(['changeScene'])
// 平台属性
const attrArr = ref()
// 销售属性
const saleAttr = ref()
// 照片的数据
const imgArr = ref()
// 收集sku参数
const skuParams = ref<SkuData>({
  category3Id: '', // 三级分类ID
  spuId: '', // 已有的SPU的ID
  tmId: '', // SPU品牌的ID
  skuName: '', // sku名字
  price: '', // sku价格
  weight: '', // sku重量
  skuDesc: '', // sku描述
  skuAttrValueList: [],
  skuSaleAttrValueList: [],
  skuDefaultImg: '', // sku图片地址
})
// 获取table组件实例
const table = ref()

// 保存按钮的回调
const save = async () => {
  // 整理参数
  // 平台属性
  skuParams.value.skuAttrValueList = attrArr.value.reduce(
    (prev: any, next: any) => {
      if (next.attrIdAndValueId) {
        const [attrId, valueId] = next.attrIdAndValueId.split(':')
        prev.push({
          attrId,
          valueId,
        })
      }
      return prev
    },
    [],
  )
  // 销售属性
  skuParams.value.skuSaleAttrValueList = saleAttr.value.reduce(
    (prev: any, next: any) => {
      if (next.saleIdAndValueId) {
        const [saleAttrId, saleAttrValueId] = next.saleIdAndValueId.split(':')
        prev.push({
          saleAttrId,
          saleAttrValueId,
        })
      }
      return prev
    },
    [],
  )
  // 添加SKU的请求
  const res: any = await reqAddSku(skuParams.value)
  if (res.code === 200) {
    ElMessage.success('添加SKU成功')
  } else {
    ElMessage.error('添加SKU失败')
  }
  // 通知父组件切换场景0
  emit('changeScene', { flag: 0, params: '' })
}

// 取消按钮的回调
const cancel = () => {
  emit('changeScene', { flag: 0, params: '' })
}

// 设置默认图片的方法回调
const handle = (row: any) => {
  // 点击的时候，全部图片的复选框不勾选
  imgArr.value.forEach((item: any) => {
    table.value.toggleRowSelection(item, false)
  })
  table.value.toggleRowSelection(row, true)

  // 收集图片数据
  skuParams.value.skuDefaultImg = row.imgUrl
}

// 当前子组件的方法对外暴露
const initSkuData = async (c1Id: number, c2Id: number, spu: any) => {
  // 收集数据
  skuParams.value.category3Id = spu.category3Id
  skuParams.value.spuId = spu.id
  skuParams.value.tmId = spu.tmId
  // 获取平台属性
  const res1 = await reqAttr(c1Id, c2Id, spu.category3Id)
  // 获取对应的销售属性
  const res2 = await reqSpuHasSaleAttr(spu.id)
  // 获取照片墙地数据
  const res3 = await reqSpuImageList(spu.id)
  // 平台属性
  attrArr.value = res1.data
  // 销售属性
  saleAttr.value = res2.data
  // 照片
  imgArr.value = res3.data
}

defineExpose({ initSkuData })
</script>

<style lang="scss" scoped></style>
